Description Leon Isaacs and Co #26 Glucinum dip pen nib, with long rectangle shaped breather hole and a little give to the nib. May have some minor surface rust which can be removed and does not impact performance. Dip pen nibs are sold separately from a nib holder, which is usually called a dip pen. We offer Free Shipping on all orders over $59 for US customers, and for orders over $250 for our Canadian customers.